challenge
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Autistic people may experience challenges with communication, understanding others' thoughts or emotions, managing sensory overload, coping with unfamiliar environments, and engaging in repetitive behaviors.
From Science Daily
Obesity remains one of the most serious health challenges worldwide, and weight loss is often encouraged as a way to lower the risks tied to excess weight.
From Science Daily
The Supreme Court allowed both cancellations to take effect while the underlying legal challenges proceeded.
Since the 1970s, the country has implemented such projects, but after decades of turmoil, environmental challenges have largely fallen by the wayside.
From Barron's
There is growing controversy over recent evidence suggesting that a mysterious force known as dark energy might be changing in a way that challenges our current understanding of time and space.
From BBC
From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.